Feature 1Applicable Drone Model: The CPL filter is applicable for Mini 3 Pro, for Mini 3, please check the model of your drone before ordering. 2Optical Glass: Adopts clear imaging optical glass, precision grinding and polishing, pure and no color cast, easy to grasp the wonderful moments. 3Adjustable Filter: CPL filter can be adjusted by rotating the gear to adjust the light, select the appropriate luminosity for shooting. 4Eliminate Reflection: Eliminate reflections from sky, clouds, galss or water, increases color saturation and image clarity to create more expressive and vivid photos. 5Multi Coated: Multi layer coating design, waterproof film, effectively protect the lens from sticky rain, oil stains, waterproof, oilproof, and anti scratching.SpecificationItem Type:DroneCPLFilterMaterial:Aluminum alloy + optical glass .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Color: BlackStyle: CPLSize: Approx. 21x17mm/0.83x0.67inApplicable Model: Applicable for Mini 3 Pro, for Mini 3Package List1 x DroneCPLFilter1 x Cloth1 x Storage BoxNote1. Delivery does not include drones; 2. Due to manual measurement, please allow 1‑3mm error. Thank you! 3. Due to different shooting lights, as well as the differences between monitors, the picture may not reflect the actual color of the real thing.4. Only CPL/ND‑PL filter can be adjusted, other filters cannot be adjusted;